Codebreakers par twigge stephen (11 résultats)

paperback. Etat : Fine. Publisher overstock. May have remainder mark / minimal shelfwear. 99% of orders arrive in 4-10 days. Discounted shipping on multiple books.

paperback. Etat : New. New item in gift quality condition. 99% of orders arrive in 4-10 days. Discounted shipping on multiple books.

paperback. Etat : Good. Corners are slightly bent. Used - Good.

paperback. Etat : Very Good. Connecting readers with great books since 1972! Used books may not include companion materials, and may have some shelf wear or limited writing. We ship orders daily and Customer Service is our top priority.

paperback. Etat : Like New. Most items will be dispatched the same or the next working day. An apparently unread copy in perfect condition. Dust cover is intact with no nicks or tears. Spine has no signs of creasing. Pages are clean and not marred by notes or folds of any kind.

Paperback. Etat : Very Good. The book has been read, but is in excellent condition. Pages are intact and not marred by notes or highlighting. The spine remains undamaged.

Paperback. Etat : new. Paperback. The book reveals the story of British Codebreakers from the reign of Elizabeth I to the Cold War. It explores the use of ciphers during the Napoleonic wars, the role of the Royal Mail's Secret Office and the activities the Admiralty's Room 40' leading to the creation of the Government's Code and Cypher School. The main theme of the book are the events of the Second World War and the battle to break the German enigma codes. The centre of Britain's codebreaking operation was located at Bletchley Park in rural Buckinghamshire and it was from here that a hastily assembled army of codebreakers battled to decipher Nazi German's secret wartime communications. The deciphered high-level signals intelligence was known as Ultra and had a major influence on the outcome of the war, most notably contributing to crucial successes in the battle for the Atlantic and the D-Day landings in June 1944. The book also reveals the work undertaken in the Far-East and the allied efforts to break the Japanese military cipher code named Purple. The book ends with a re-assessment of the work undertaken by the British code breaker and mathematician Alan Turing and a brief overview of the codebreaking operations undertaken by GCHQ during the formative period of the Cold War. AUTHOR: Stephen is a senior historian at The National Archives. He obtained his PhD from the Centre of Science, Technology and Medicine at the University of Manchester and was a Post-Doctoral Research Fellow at the Department of International Politics, University of Wales, Aberystwyth. During his time at The National Archives, Stephen completed a four-year secondment at the Foreign and Commonwealth Office where he was responsible for editing three volumes of documents on British Policy Overseas, the official record of British foreign policy. Stephen is a fellow of the Royal Historical Society and a member of the Arts and Humanities Research Council's Peer Review College. He has published a number of books and articles on the Cold War and has made regular media appearances to discuss record releases at The National Archives. The breaking of the Zimmerman telegram and the entry of the United States into the First World War. The interception of Soviet communications in the 1920s and the police raid against the Russian Trade Delegation. Shipping may be from multiple locations in the US or from the UK, depending on stock availability.…

Etat : New. Paperback.

Paperback. Etat : Brand New. 132 pages. 9.25x7.00x0.50 inches. In Stock.

Paperback. Etat : new. Paperback. The book reveals the story of British Codebreakers from the reign of Elizabeth I to the Cold War. It explores the use of ciphers during the Napoleonic wars, the role of the Royal Mail's Secret Office and the activities the Admiralty's Room 40' leading to the creation of the Government's Code and Cypher School. The main theme of the book are the events of the Second World War and the battle to break the German enigma codes. The centre of Britain's codebreaking operation was located at Bletchley Park in rural Buckinghamshire and it was from here that a hastily assembled army of codebreakers battled to decipher Nazi German's secret wartime communications. The deciphered high-level signals intelligence was known as Ultra and had a major influence on the outcome of the war, most notably contributing to crucial successes in the battle for the Atlantic and the D-Day landings in June 1944. The book also reveals the work undertaken in the Far-East and the allied efforts to break the Japanese military cipher code named Purple. The book ends with a re-assessment of the work undertaken by the British code breaker and mathematician Alan Turing and a brief overview of the codebreaking operations undertaken by GCHQ during the formative period of the Cold War. AUTHOR: Stephen is a senior historian at The National Archives. He obtained his PhD from the Centre of Science, Technology and Medicine at the University of Manchester and was a Post-Doctoral Research Fellow at the Department of International Politics, University of Wales, Aberystwyth. During his time at The National Archives, Stephen completed a four-year secondment at the Foreign and Commonwealth Office where he was responsible for editing three volumes of documents on British Policy Overseas, the official record of British foreign policy. Stephen is a fellow of the Royal Historical Society and a member of the Arts and Humanities Research Council's Peer Review College. He has published a number of books and articles on the Cold War and has made regular media appearances to discuss record releases at The National Archives. The breaking of the Zimmerman telegram and the entry of the United States into the First World War. The interception of Soviet communications in the 1920s and the police raid against the Russian Trade Delegation. Shipping may be from our Sydney, NSW warehouse or from our UK or US warehouse, depending on stock availability.…

Paperback. Etat : new. Paperback. The book reveals the story of British Codebreakers from the reign of Elizabeth I to the Cold War. It explores the use of ciphers during the Napoleonic wars, the role of the Royal Mail's Secret Office and the activities the Admiralty's Room 40' leading to the creation of the Government's Code and Cypher School. The main theme of the book are the events of the Second World War and the battle to break the German enigma codes. The centre of Britain's codebreaking operation was located at Bletchley Park in rural Buckinghamshire and it was from here that a hastily assembled army of codebreakers battled to decipher Nazi German's secret wartime communications. The deciphered high-level signals intelligence was known as Ultra and had a major influence on the outcome of the war, most notably contributing to crucial successes in the battle for the Atlantic and the D-Day landings in June 1944. The book also reveals the work undertaken in the Far-East and the allied efforts to break the Japanese military cipher code named Purple. The book ends with a re-assessment of the work undertaken by the British code breaker and mathematician Alan Turing and a brief overview of the codebreaking operations undertaken by GCHQ during the formative period of the Cold War. AUTHOR: Stephen is a senior historian at The National Archives. He obtained his PhD from the Centre of Science, Technology and Medicine at the University of Manchester and was a Post-Doctoral Research Fellow at the Department of International Politics, University of Wales, Aberystwyth. During his time at The National Archives, Stephen completed a four-year secondment at the Foreign and Commonwealth Office where he was responsible for editing three volumes of documents on British Policy Overseas, the official record of British foreign policy. Stephen is a fellow of the Royal Historical Society and a member of the Arts and Humanities Research Council's Peer Review College. He has published a number of books and articles on the Cold War and has made regular media appearances to discuss record releases at The National Archives. The breaking of the Zimmerman telegram and the entry of the United States into the First World War. The interception of Soviet communications in the 1920s and the police raid against the Russian Trade Delegation. Shipping may be from our UK warehouse or from our Australian or US warehouses, depending on stock availability.…